Holmes and Watson board a passenger train bound from London to Edinburgh, to guard the Star of Rhodesia, an enormous diamond worth a fortune belonging to an elderly woman of wealth; but within the first hour of the trip, the woman's son is murdered and the diamond stolen and any of the passengers in their car could be the killer thief.
Directing | Roy William Neill | Director |
Writing | Frank Gruber | Screenplay |
Editing | Saul A. Goodkind | Editor |
Camera | Maury Gertsman | Director of Photography |
Costume & Make-Up | Jack Pierce | Makeup Department Head |
Art | Russell A. Gausman | Set Decoration |
Production | Roy William Neill | Producer |
Art | John B. Goodman | Art Direction |
Sound | Bernard B. Brown | Sound Director |
Sound | Milton Rosen | Music Director |
Costume & Make-Up | Vera West | Costume Design |
Writing | Arthur Conan Doyle | Story |
Art | Carl Lawrence | Set Decoration |
Production | Howard Benedict | Executive Producer |
Art | Abraham Grossman | Art Direction |
Costume & Make-Up | Carmen Dirigo | Hairstylist |